Dana-Spicer RSP40 Axles &amp; Differentials For Sale below $10,000

Dana-Spicer RSP40 Rear Differential for a 2014 Peterbilt 579

$500 USD

RSP40 3.55 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2014
Stock Number	110824-4
MLS Number	13224036
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2008 Peterbilt 384

$595 USD

RSP40 3.55 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	384
Will Fit Year(s)	2008
Stock Number	101224-4
MLS Number	13203188
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2005 Kenworth W900

$595 USD

RSP40 3.55 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	2005
Stock Number	92224-4
MLS Number	13164783
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2003 Peterbilt 379

$695 USD

RSP40 3.90 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.90

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	2003
Stock Number	42224-5
MLS Number	12848472
Category	Differentials, Rear
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Axle Housing for a 2016 Peterbilt 579

$1,255 USD

USED REAR AXLE HOUSING, AG400L SUSPENSION, RSP40, DRUM BRAKES, BEARING SURFACES ARE GOOD, Hub Bolts: 10 PILOT, Suspension: AG400L, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2016
Stock Number	40924-6
MLS Number	12793064
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2016 Peterbilt 579

$695 USD

RSP40 3.36 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.36

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2016
Stock Number	40924-4
MLS Number	12793062
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2009 Kenworth T600

$750 USD

RSP40 3.36 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.36

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Will Fit Year(s)	2009
Stock Number	31124-4
MLS Number	12713674
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2015 Kenworth T680

$795 USD

RSP40 3.36 GOOD INSPECTED TAKEOUT DIFFERENTIAL/ WILL INSPECT, 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 275.00, Ratio: 3.36

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2015
Part Number	RSP40
Stock Number	21324-5
MLS Number	12664616
Category	Differentials, Rear
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Axle Housing for a 2016 Kenworth T680

$1,350 USD

AG400L LOW AIR LEAF RR RSP40 HOUSING ASSY 016 T680, Hub Bolts: 10 PILOT, Suspension: AG400L, Brake Type: AIR DRUM

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2016
Stock Number	61723-22
MLS Number	12171168
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2016 Kenworth T680

$650 USD

RSP40 3.36 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.36

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2016
Stock Number	61723-14
MLS Number	12171160
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2014 Peterbilt 579

$650 USD

RSP40 3.25 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.25

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2014
Stock Number	70323-5
MLS Number	12166384
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Axle Housing for a 2014 Peterbilt 579

$1,350 USD

RSP40 LOW AIR LEAF HOUSING 014 579, Hub Bolts: 10 PILOT, Suspension: PETE LOW AIR LEAF, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2014
Stock Number	70323-1
MLS Number	12166380
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Axle Housing for a 2004 Kenworth T800

$1,195 USD

RSP40 AG400 AXLE HOUSING, Hub Bolts: 10 PILOT, Suspension: AG400, Brake Type: AIR DRUM

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2004
Stock Number	50123-16
MLS Number	12057298
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2004 Kenworth T800

$650 USD

RSP40 3.70 INSPECTED IN OUR GEAR SHOP,HAS BEEN REPLACED, Ratio: 3.70

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2004
Stock Number	50123-8
MLS Number	12057291
Category	Differentials, Rear
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2002 Kenworth W900

$595 USD

RSP40 3.70 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.70

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	2002
Stock Number	20723-4
MLS Number	11891264
Category	Differentials, Rear
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2012 Peterbilt 386

$595 USD

RSP40 3.36 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.36

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Will Fit Year(s)	2012
Stock Number	11423-8
MLS Number	11854892
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2012 Kenworth T800

$595 USD

RSP40 3.42 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.42

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2012
Stock Number	122422-8
MLS Number	11823958
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Axle Housing for a 2012 Kenworth T800

$1,250 USD

RSP40 LOW AIR LF 012 T800 AXLE HSG ASSY, Hub Bolts: 10 PILOT, Suspension: PACCAR LOW AIR LEAF, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2012
Stock Number	122422-5
MLS Number	11823955
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2014 Kenworth T680

$650 USD

RSP40 3.25 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.25

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2014
Stock Number	11223-9
MLS Number	11823940
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Axle Housing for a 2014 Kenworth T680

$1,295 USD

RSP40 AG400L LOW AIR LEAF RR AXLE HOUSING 014 T680, Hub Bolts: 10 PILOT, Suspension: AG400L, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2014
Stock Number	11223-3
MLS Number	11823934
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Axle Housing for a 2016 Kenworth T680

$1,395 USD

RSP40 AG400L LOW AIR LEAF HOUSING ASSY 016 T680, Hub Bolts: 10 PILOT, Suspension: AG400L, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2016
Stock Number	122122-3
MLS Number	11795832
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2007 Kenworth T600

$550 USD

RSP40 3.55 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Will Fit Year(s)	2007
Stock Number	121822-8
MLS Number	11773700
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2016 Kenworth T680

$650 USD

RSP40 3.25 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.25

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2016
Stock Number	110622-8
MLS Number	11714737
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer RSP40 Rear Differential for a 2016 Kenworth T680

$650 USD

RSP40 3.25 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.25

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2016
Stock Number	82022-8
MLS Number	11563120
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts